[PM] Support better transition in PIA V2 (7/N)

- Support the new transition for update-ownership and ADI
- Clean up some codes
- Do some refactors

Flag: android.content.pm.use_pia_v2
Test: manual. screenrecord
Test: atest CtsPackageInstallerCUJUpdateOwnerShipTestCases
Bug: 274120822
Bug: 402448072
Change-Id: I898b235807c0d55314fea92f923100d2845677c4